The Fosi Audio V3 300W x2 2.0 Channel Hi-Fi Stereo Amplifier is a high-performance stereo audio power amplifier. It features Texas Instruments’ high-end TPA3255 digital amplifier chip, supporting up to 600W of output power (into 4Ω impedance speakers).
The Fosi Audio V3 300W x2 2.0 Channel Hi-Fi Stereo Amplifier is a high-performance stereo audio power amplifier. It features Texas Instruments’ high-end TPA3255 digital amplifier chip, supporting up to 600W of output power (into 4Ω impedance speakers).
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The lowest price for Fosi Audio V3 300W X2 2.0 Channel Hi-Fi Stereo Amplifier right now is $109.00 at eBay.com.au, compared across 2 retailers.
The all-time low was $109.00 on 14 June 2026. That's the lowest price we've ever tracked — a great time to buy.
Prices last updated 14 June 2026.
Fosi Audio V3 300W X2 2.0 Channel Hi-Fi Stereo Amplifier
The Fosi Audio V3 300W x2 2.0 Channel Hi-Fi Stereo Amplifier is a high-performance stereo audio power amplifier. It features Texas Instruments’ high-end TPA3255 digital amplifier chip, supporting up to 600W of output power (into 4Ω impedance speakers).
The Fosi Audio V3 300W x2 2.0 Channel Hi-Fi Stereo Amplifier is a high-performance stereo audio power amplifier. It features Texas Instruments’ high-end TPA3255 digital amplifier chip, supporting up to 600W of output power (into 4Ω impedance speakers).
Last updated at 14/06/2026 11:46:14
Fosi Audio V3 32v Tpa3255 Amplifier Audio Stereo Class D 2 Channel
Free delivery
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Fosi Audio V3 48v Tpa3255 Amplifier Audio Stereo Class D 2 Channel
Free delivery
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Fosi Audio V3 (48v) Mini Hi-fi Stereo Amp | Groove Central
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originally posted on shopee.ph
Best Feature:Functions as an amplifier should, has a pre-out. Haven’t tested if this is the 2024 version that has the improved pre-out.Product Quality:Sturdy chassis. The volume knob has a nice tactile click between the powered on and off position, and turns very smoothly. Would have loved the orange knob though.Performance:Plenty of power for the price. The 48V power supply is an instant upgrade for those who want to use these for more demanding speaker setups.These are apparently exceptional to the point they can power the Wharfd*le L*ntons. Class A/B sound for the price of Class D. Also opens up the path to swap op amps to the highly praised Burson and Sparkos.However, I bought this to power a pair of budget passive desktop speakers that originally came ... MoreBest Feature:Functions as an amplifier should, has a pre-out. Haven’t tested if this is the 2024 version that has the improved pre-out.Product Quality:Sturdy chassis. The volume knob has a nice tactile click between the powered on and off position, and turns very smoothly. Would have loved the orange knob though.Performance:Plenty of power for the price. The 48V power supply is an instant upgrade for those who want to use these for more demanding speaker setups.These are apparently exceptional to the point they can power the Wharfd*le L*ntons. Class A/B sound for the price of Class D. Also opens up the path to swap op amps to the highly praised Burson and Sparkos.However, I bought this to power a pair of budget passive desktop speakers that originally came with a powered set. I would say this is a fairly good combination as the Fosi Audio V3’s internal op amp objectively slightly lacks a bit of the low-end frequency response, and I think that a warmer sounding amp might introduce harmonic distortion with my speakers’ stock tuning and relatively flat anechoic response.With this unexpectedly good pairing, I’m able to extract a much better sound and feel that I’m able to bring these budget speakers to life at such a good price.Verdict: Wide soundstage, clear imaging and separation with a slight lack of the low end. A subwoofer can fill the space left in the low end but it isn’t required.Will update the review with images once I’ve cleaned up some clutter!
originally posted on parts-express.com
even if it had a 48V 10amp power supply 300w RMS would be impossible. Don't let that scare you though it is a fantastic amp for the money. I know they say you get what you pay for but I feel like you could pay 5X and not get a better amp. The low frequency response is impressive, the mids and highs are clear and well defined, stereo separation is great. This thing is rivaling a Luxman M-117 (not quite that level but wow) I can give it respect. Don't pass it up unless you just have to have more power. you will not be disappointed unless you have unrealistic expectations.
Fosi Audio V3 32v Tpa3255 Amplifier Audio Stereo Class D 2 Channel
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Fosi Audio V3 48v Tpa3255 Amplifier Audio Stereo Class D 2 Channel
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Fosi Audio V3 (48v) Mini Hi-fi Stereo Amp | Groove Central
Free delivery
Best Feature:Functions as an amplifier should, has a pre-out. Haven’t tested if this is the 2024 version that has the improved pre-out.Product Quality:Sturdy chassis. The volume knob has a nice tactile click between the powered on and off position, and turns very smoothly. Would have loved the orange knob though.Performance:Plenty of power for the price. The 48V power supply is an instant upgrade for those who want to use these for more demanding speaker setups.These are apparently exceptional to the point they can power the Wharfd*le L*ntons. Class A/B sound for the price of Class D. Also opens up the path to swap op amps to the highly praised Burson and Sparkos.However, I bought this to power a pair of budget passive desktop speakers that originally came ... MoreBest Feature:Functions as an amplifier should, has a pre-out. Haven’t tested if this is the 2024 version that has the improved pre-out.Product Quality:Sturdy chassis. The volume knob has a nice tactile click between the powered on and off position, and turns very smoothly. Would have loved the orange knob though.Performance:Plenty of power for the price. The 48V power supply is an instant upgrade for those who want to use these for more demanding speaker setups.These are apparently exceptional to the point they can power the Wharfd*le L*ntons. Class A/B sound for the price of Class D. Also opens up the path to swap op amps to the highly praised Burson and Sparkos.However, I bought this to power a pair of budget passive desktop speakers that originally came with a powered set. I would say this is a fairly good combination as the Fosi Audio V3’s internal op amp objectively slightly lacks a bit of the low-end frequency response, and I think that a warmer sounding amp might introduce harmonic distortion with my speakers’ stock tuning and relatively flat anechoic response.With this unexpectedly good pairing, I’m able to extract a much better sound and feel that I’m able to bring these budget speakers to life at such a good price.Verdict: Wide soundstage, clear imaging and separation with a slight lack of the low end. A subwoofer can fill the space left in the low end but it isn’t required.Will update the review with images once I’ve cleaned up some clutter!
even if it had a 48V 10amp power supply 300w RMS would be impossible. Don't let that scare you though it is a fantastic amp for the money. I know they say you get what you pay for but I feel like you could pay 5X and not get a better amp. The low frequency response is impressive, the mids and highs are clear and well defined, stereo separation is great. This thing is rivaling a Luxman M-117 (not quite that level but wow) I can give it respect. Don't pass it up unless you just have to have more power. you will not be disappointed unless you have unrealistic expectations.
